Colebrook Realty Services Inc. announced the sale of the 33,228 square-foot retail building on Main Street in Northampton between Main Street, LLP and 175 Main Street, LLC — a subsidiary of Redstone. The property is located at 175 Main St. in Northampton. Redstone is a property management and development company based in Burlington, Vt. It has been investing in properties that inspire pride and interaction for nearly 30 years, with a particular focus on commercial real estate, multi-family, and student housing throughout New England. The acquisition of 175 Main St. represents Redstone’s affinity for the former Faces building and Northampton’s strong downtown area, said Joe Engelken, Senior Vice President of Acquisition & Development for the company.